Heater



FIG. 1 is a top perspective view of a heater showing my new design;

FIG. 2 is a front view of the heater of FIG. 1;

FIG. 3 is a left side view of the heater of FIG. 1, the right side viewbeing a mirror image thereof;

FIG. 4 is a rear view of the heater of FIG. 1;

FIG. 5 is a top view of the heater of FIG. 1;

FIG. 6 is a bottom view of the heater of FIG. 1;

FIG. 7 is a partial cross-sectional view of the heater of FIG. 1. takenat line 7-7 of Fig

FIG. 8 is a top perspective view of the heater shown in FIG. 1 but withan alternate unclaimed environmental structure;

FIG. 9 is front view of the heater of FIG. 8;

FIG. 10 is a top view of the heater of FIG. 8;

FIG. 11 is a left side view of the heater of FIG. 8, the right side viewbeing a mirror image thereof; and,

FIG. 12 is a partial cross-sectional view of the heater of FIG. 8 takenat line 12-12 of FIG. 8.

The broken lines shown in the views depict environmental subject matteronly and form no part of the claimed design.

CLAIM The ornamental design for a heater, as shown and described.